Mars ATL-15 SL, Operation And Maintenance Manual

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6.5. Harness PS
– 041 – 1A
6.6. Container OP
– 094 – 1B
The harness with the container forms one unit (fig. 6).
The h
arness is used for attaching the parachute to the pilot’s body and
distributing the dynamic impact. The harness comprises of the polyamide strap
with minimum breaking strength 27.500 N. It comprises of two main straps
– left
(1) and right (2), lumbar (3) and chest (4) strap. The main straps are reinforced
from the chest straps to the lumber straps with straps (5), it is transferred into the
risers in the shoulder part (6) and in the back straps (7), which are bent and sewn
over the lumber strap (3). The transfer solidity of the main strap into the riser is
provided by metal oval lugs (8). The chest part of the left main strap includes the
sewn strap (4). One end of the metal hose (9) is sewn and passes in the chest
strap for the ripcord wire. Below the chest strap, there is a pocket (10) for placing
the ripcord handle. The right main strap in the chest part includes the fastening
buckle (11) designed for passing the chest strap and fastening the harness in the
chest area. Both reinforcement straps (5) include the sewn ribbon closures (12)
from the reverse side designed for setting the length of the harness. The risers
are fitted with lugs (13) for connecting the canopy lines. The lumber strap is on
both ends fitted with buckles (14), designed for fastening the harness to the pilot’s
body. The opening used for passing the main straps is created between two
whippings (15) at each end of the lumber strap. Both main straps, forming the leg
straps from the lumber straps, include the inserted leg pads (16) designed for
reducing pressure of the leg straps on the pilot’s legs.
The container is designed for placing the canopy with the lines, bridle and the
pilot chute. The container is made of polyamide or polyester fabric in the shape
of envelope.
The main parts of the container include: The back cotton pad (17), which is
transferred to two shoulder pads (18 central part of the parachute (19) with side
flaps (20), closing flap (21), top flap (22)) and lower flap (23).
The back cotton pad includes sewn ribbon closures (24) for connecting the back
padding, and the central lower part includes the marking label (25).
The interior part of the back cotton pad forms the container bottom (26), with
sewn container central part (19) with side flaps (20).
The centre of the central part includes the sewn cover flap (27), designed for
separating the canopy from the harness risers. The central part is fitted with two
metal grommets (28) with the passing through closing cord (29) designed for
limiting the movement and folding of the pilot chute and for closing the container.
Three tape loops are sewn below the cover flap. Two side loops (30) are
designed for performing the inspection binding of the harness riser lugs to the
container. The upper loop (31) is designed for connecting the rubber band
2 x ⅜“ (32).
The closing flap (21) is sewn to the top side of the central part. The closing flap is
fitted with two side elastic pockets (33) from the interior side used for the canopy
end location with the pole vent cords and then two packaging tapes (34). The
centre of the closing flap at the lower edge includes a pressed metal grommet
(28). The grommet is designed for passing the rubber band
2 x ⅜“, where a part
of the bridle is inserted. This method ensures the position of the closing flap with
the located end of the canopy top end in the container during the canopy placing
into the container.